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25283141 = 132384559
BaseRepresentation
bin110000001110…
…0101001000101
31202120111221122
41200130221011
522433030031
62301523325
7424621532
oct140345105
952514848
1025283141
11132a9664
128573545
135313050
143501d89
15234647b
hex181ca45

25283141 has 8 divisors (see below), whose sum is σ = 28412160. Its totient is φ = 22323312.

The previous prime is 25283119. The next prime is 25283143. The reversal of 25283141 is 14138252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 25283141 - 26 = 25283077 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 25283141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25283143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41981 + ... + 42578.

It is an arithmetic number, because the mean of its divisors is an integer number (3551520).

Almost surely, 225283141 is an apocalyptic number.

It is an amenable number.

25283141 is a deficient number, since it is larger than the sum of its proper divisors (3129019).

25283141 is a wasteful number, since it uses less digits than its factorization.

25283141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84595.

The product of its digits is 1920, while the sum is 26.

The square root of 25283141 is about 5028.2343819675. The cubic root of 25283141 is about 293.5015115424.

The spelling of 25283141 in words is "twenty-five million, two hundred eighty-three thousand, one hundred forty-one".

Divisors: 1 13 23 299 84559 1099267 1944857 25283141